Though still early in its development, mobile is emerging as the most imbalanced medium in terms of ad spending versus share of time spent.

Gap-owned Athleta is helping fashion-savvy consumers find their ideal workout gear and listen to its branded radio station via a mobile ad campaign the company is running within Pandora.

Ragu is running a mobile advertising campaign that lets users browse recipes that they can make using the company’s pasta sauces.

Although traditional mediums might be struggling to keep advertisers’ budgets in their pockets, mobile advertising has already taken off stealing big spends from other forms of advertising.

Home Depot is helping consumers save money on products they need via a new time-sensitive mobile ad campaign.

Nabisco’s Ritz Crackers is running a targeted mobile ad campaign that delivers coupons to a user’s mobile device and lets them save and redeem the offer at the point-of-sale.

Pier1 Imports is continuing to push its seasonal mobile ads that aim to drive traffic to the company’s store locations and encourage consumers to shop the latest products.

Department store chain JCPenney is running mobile ads inside the Hulu Plus iPhone application that let users shop via the retailer’s mobile site.

Citi and MasterCard are encouraging consumers to make the mobile device their new wallet through an advertising campaign that educates them about Google Wallet.

An insight into the key issues with tracking cookies on the Apple iOS platform as more consumers migrate to a mobile-first lifestyle.